The 1-2112231-1 is a rugged, 46-position LEAVYSEAL receptacle housing from Group 4, designed for multi-pin connections. This black housing features Keying A and is constructed from glass-filled PBT, utilizing a lever lock system for secure mating. It accepts 46 size 1.5K AMP MCP contacts, which support currents up to 20 amps each. The connector system has an operating temperature range of -40°C to +140°C and a voltage rating of 42V AC/DC. With an IP67 rating for immersion (upgradable to IP6K9K with an appropriate backshell), it is well-suited for harsh environment applications in industrial and commercial transportation.